77214440

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{5563}}^1$

素因数の和:5921

約数の個数: 32

約数和(自身を含む): 174264480

約数和(自身を除く): 97050040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 5563, 6940, 11126, 13880, 22252, 27815, 44504, 55630, 111260, 222520, 1930361, 3860722, 7721444, 9651805, 15442888, 19303610, 38607220, 77214440]

約数ペア:

[(1, 77214440), (2, 38607220), (4, 19303610), (5, 15442888), (8, 9651805), (10, 7721444), (20, 3860722), (40, 1930361), (347, 222520), (694, 111260), (1388, 55630), (1735, 44504), (2776, 27815), (3470, 22252), (5563, 13880), (6940, 11126)]